Doctor profile · Federal record

Dr. Jon Walker, MD ,Psc

Surgical Oncology Physician · Louisville, KY

  • NPI 1801948898
  • 19 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3 Audubon Plaza Dr, Suite #450
Louisville, KY 402171319
(502) 636-0800
fax (502) 636-0957

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
December 8, 2010
Specialty taxonomy
2086X0206X — NUCC code
State license (1)
Kentucky #17409
Medicaid
KY #64174097

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801948898. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
232
Distinct HCPCS
4
Medicare allowed
$20,322
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 96 43 $75
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 76 69 $78
36556 Insertion of non-tunneled central venous tube for infusion (5 years or older) 35 29 $80
43246 Insertion of stomach tube using a flexible endoscope 25 22 $175

In context: peer comparison

Among 2 peers in Louisville Surgical Oncology Physician, average services per provider: 46. This provider delivers 5.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
49
Patients
0
Total drug cost
$6,576
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 26 0 $313
Eliquis (Apixaban) Brand 23 0 $6,263

Frequently asked questions

Auto-generated from federal data
What is Dr. Jon Walker's medical specialty?
Dr. Jon Walker practices Surgical Oncology Physician in Louisville, KY.
Where does Dr. Jon Walker practice?
Dr. Jon Walker practices at 3 Audubon Plaza Dr, Louisville, KY 402171319. Office phone: 5026360800.
What is Dr. Jon Walker's NPI?
Dr. Jon Walker's National Provider Identifier (NPI) is 1801948898, issued by NPPES.
What procedures does Dr. Jon Walker commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low level of medical decision making (HCPCS 99221); Insertion of non-tunneled central venous tube for infusion (5 years or older) (HCPCS 36556). Source: CMS Medicare Physician & Other Practitioners file.